SOLUTION: Assume that y varies directly as x. If y = -8 when x = -3, find x when y = 6. Leave your answer in fractional form
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Question 764201: Assume that y varies directly as x. If y = -8 when x = -3, find x when y = 6. Leave your answer in fractional form
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
Assume that y varies directly as x.
y = kx
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Solve for "k" using "y = -8 when x = -3"
-8 = k*(-3)
k = 8/3
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Equation:
y = (8/3)x
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Find x when y = 6.
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6 = (8/3)*x
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x = (3/8)6
x = 9/4
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Cheers,
Stan H.
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